Yamaha Lower Unit Oil
Yamaha Lower Unit Oil shows low returns (0.5%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.
Flapen Score
Top 39% of 7,287 Automotive niches · +2 vs the category median of 49
Is Yamaha Lower Unit Oil profitable on Amazon?
According to Flapen's Amazon United States niche tracking, Yamaha Lower Unit Oil is a $134K/yr Amazon United States market (41K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Mar–Apr–May–Oct. Verdict: Worth a look — 51/100.
Yamaha Lower Unit Oil: the Amazon niche in one read
Everything a seller checks before entering, in three answers.
Is the demand real?
Worth a look. Search demand moved +39.4% over the last 90 days and 10.7% of searches end in a purchase.
$134K
revenue / yr
Who owns the niche?
The top 5 brands hold 100% of demand, so 0% of the market is open.
0%
open market share
Is there a way in?
Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.7★ — the gap to enter on.
0/100
page quality · 15 products
Top Yamaha Lower Unit Oil products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Yamaha Yamalube Marine Lower Unit Gear Lube HD- 1 Quart #Acc-GLUBE-HD-QT
- Price
- $16.16
- Rating
- 4.7/5
- Reviews
- 217
- Age
- 14y ago

Yamaha Original OEM Yamalube Acc-GEARL-UB-QT Marine Lower Unit Gearcase Lube Yamalube OEM - 2 Quarts
- Price
- $30.94
- Rating
- 4.8/5
- Reviews
- 58
- Age
- 2y ago

YAMAHA Yamalube OEM Outboard Gear Lube Kit w/Pump ACC-GEARL-UB-QT Lower Unit Oil 90430-08003-00 Gaskets 2 Stroke 4 Stroke F15 F20 F25 F40 F50 F60 F70 F75 F90 F115 F150 F175 F200 F225 F250 150 175
- Price
- $33.47
- Rating
- 4.8/5
- Reviews
- 702
- Age
- 7y ago

Yamaha Yamalube Marine Lower Unit Gearcase Lube- 1 Quart and Pump Plus Gasket #Acc-GEARL-UB-QT
- Price
- $34.52
- Rating
- 4.8/5
- Reviews
- 51
- Age
- 2y ago

Yamaha Yamalube Marine Lower Unit Gearcase Lube- 1 Gallon #Acc-GEARL-UB-GL
- Price
- $45.58
- Rating
- 4.6/5
- Reviews
- 42
- Age
- 14y ago
Trending
90-day click momentum
Yamaha Original OEM Yamalube Acc-GEARL-UB-QT Marine Lower Unit Gearcase Lube Yamalube OEM - 2 Quarts
- Price
- $30.94
- Rating
- 4.8/5
- Reviews
- 58
- Age
- 2y ago

Yamaha Yamalube Marine Lower Unit Gearcase Lube- 32 Ounces #Acc-GEARL-UB-QT
- Price
- $20.35
- Rating
- 4.6/5
- Reviews
- 30
- Age
- 7y ago

Yamaha Yamalube Side-by-Side Gear Oil- (Qty 2) 32 Ounce #ACC-GROIL-G5-QT
- Price
- $35.97
- Rating
- 5.0/5
- Reviews
- 7
- Age
- 2y ago

Yamaha Yamalube Marine Lower Unit Gearcase Lube- 1 Quart and Pump Plus Gasket #Acc-GEARL-UB-QT
- Price
- $34.52
- Rating
- 4.8/5
- Reviews
- 51
- Age
- 2y ago

Yamaha Original OEM Yamalube Acc-GEARL-UB-QT Marine Lower Unit Gearcase Lube Yamalube OEM - Kit with Pump and Gaskets
- Price
- $56.57
- Rating
- 4.9/5
- Reviews
- 12
- Age
- 1y ago
Newest
by launch date
Yamaha Original OEM Yamalube Acc-GEARL-UB-QT Marine Lower Unit Gearcase Lube Yamalube OEM - Kit with Pump and Gaskets
- Price
- $56.57
- Rating
- 4.9/5
- Reviews
- 12
- Age
- 1y ago

Outboard Lower Unit Gear Lube Oil Pump for Mercury Yamaha Evinrude Motors
- Price
- $15.00
- Rating
- 4.2/5
- Reviews
- 185
- Age
- 1y ago

Yamaha Yamalube Side by Side Gear Oil- 32 Ounce #ACC-GROIL-G5-QT
- Price
- $17.77
- Rating
- 4.9/5
- Reviews
- 48
- Age
- 2y ago

Yamaha Yamalube Side-by-Side Gear Oil- (Qty 2) 32 Ounce #ACC-GROIL-G5-QT
- Price
- $35.97
- Rating
- 5.0/5
- Reviews
- 7
- Age
- 2y ago

Yamaha Original OEM Yamalube Acc-GEARL-UB-QT Marine Lower Unit Gearcase Lube Yamalube OEM - 2 Quarts
- Price
- $30.94
- Rating
- 4.8/5
- Reviews
- 58
- Age
- 2y ago
Competition: brands, sellers & click share
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.
Brands
5 falling
Sellers
41
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
70%
Top 20: 100%
Open market
0%
- Yamaha Motor75%
- STONEMUSLE15%
- PWC Parts Co6%
- SeaSierra2%
- Quicksilver2%
- Open — no brand owns it (0%)
Yamaha Lower Unit Oil demand & seasonality
Weekly search volume, with the niche's key stats alongside.
Peak months: Mar, Apr, May, Oct · busiest ÷ quietest = 3.0×
Top Yamaha Lower Unit Oil search terms shoppers use
The exact queries shoppers type, with yearly volume, growth and conversion.
- yamaha lower unit gear oil12K/yr
- yamalube 80w90 gear oil12K/yr
- yamaha lower unit oil4K/yr
- yamalube gear oil4K/yr
- yamaha gear lube4K/yr
- yamaha gear oil3K/yr
- yamaha lower unit oil change kit2K/yr
What reviews say buyers love and hate about Yamaha Lower Unit Oil
What buyers mention most, as a share of all reviews.
What buyers love
93% of reviews“Great kit”
“Great Value”
“As advertised”
“Did its job”
“Easy to use”
What buyers complain about
94% of reviews“Fill hose does not securely fit the pump”
“No directions in the box”
“Is it just me or is everyone checking Gl-4 vs this Gl-5 lube”
“but the 3/8 swivel adapter is NOT a swivel as the description says”
“Could be a little easier to screw on”
Yamaha Lower Unit Oil return rate & reasons
Why buyers send it back, as a share of all return requests.
0.5%
Return rate
37%
Fixable by listing
The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.
Common Yamaha Lower Unit Oil questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









